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October 2026 study

Data center hiring windows by market

Every dated delivery or energization target we could find for the sites in our nine trackers, 36 targets at 29 sites. Each one sets a commissioning window. Where windows overlap in the same market, two or more sites need commissioning people in the same quarter.

Czarina Tabayoyong, founder of Critical Path Hiring

By Czarina Tabayoyong, Founder, Critical Path Hiring. Former Amazon, AWS and Google recruiter.

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Targets by year

Counts of stated delivery, energization or completion targets. Of the 50 tracked sites under construction or approved, 29 have a target date we could find and 21 have none. Targets slip, and a few here already have.

Dated delivery targets by market and year
Market202520262027202820292030
Northern Virginia11
Dallas-Fort Worth311
Phoenix1
Atlanta1111
Columbus33
Salt Lake City31
San Antonio122
Hillsboro111
Chicago2211

Commissioning windows

The window is the quarter of the stated target and the two quarters before it. That rule comes from published commissioning durations: Level 5 integrated systems testing runs four to six weeks for an air-cooled hall and ten to fourteen weeks for a liquid-cooled AI hall, with Level 3 startup and Level 4 functional testing before it (commissioning levels L1 to L5). Targets stated as a year only get a year-wide window. No source publishes commissioning headcount per site, so this table shows timing; we are collecting team sizes through our commissioning pay survey.

Stated delivery targets and the commissioning window before each
MarketProjectMilestoneTarget as statedCommissioning windowBasisSource
San AntonioStream San Antonio III campusA project database lists it as operatingFirst building (40 MW) occupancyQ2 2025Q4 2024 to Q2 2025Developer, government or newsdatacenterdynamics.com
Dallas-Fort WorthDFW7 campus, Asphalt DriveNo completion report found; a project database now shows 2027Completion of first phase (about 70 MW initial IT)Q1 2026Q3 2025 to Q1 2026Developer, government or newsdatacenterdynamics.com
Dallas-Fort WorthPowerCampus DallasUp to three buildings of 48 to 96 MW; no delivery report foundFirst building deliveredearly 2026Q3 2025 to Q1 2026Developer, government or newsdatacenterdynamics.com
Dallas-Fort WorthDFW04 campus, Aledo and Chapin School roadsFrom the state filing; a project database shows 2027Building 1 end of constructionJanuary 2026Q3 2025 to Q1 2026Developer, government or newsdatacenterdynamics.com
ColumbusEdgeConneX New Albany campusPhase I building conversion completeApril 2026Q4 2025 to Q2 2026Developer, government or newsdatacenterdynamics.com
ColumbusCologix Lewis Center data center120 MW at full build-outFirst phase (60,000 sq ft) completefall 2026Q2 2026 to Q4 2026Developer, government or newscolumbusconstruction.org
Salt Lake CityQTS Eagle Mountain campus (SLC1)Building 3 by second half of 2027, same sourceBuildings 1 and 2 fully operationalend of 2026Q2 2026 to Q4 2026Project databaseepoch.ai
San AntonioCloudBurst data center campusInitial 50 MW liveQ4 2026Q2 2026 to Q4 2026Developer, government or newsdatacenterdynamics.com
AtlantaDC BLOX Atlanta West Hyperscale CampusMoved from a 2025 targetBuilding A, first 40 MW phase delivered20262026, quarter not statedDeveloper, government or newsdatacenterdynamics.com
ColumbusMeta New Albany campus (Prometheus)1 GW announced; a project database shows buildings coming online in stages through mid 2028Campus online20262026, quarter not statedDeveloper, government or newsaol.com
HillsboroGoogle The Dalles campus expansionFifth building finished20262026, quarter not statedDeveloper, government or newsopb.org
Salt Lake CityNovva West Jordan campus175 MW at completionPhases 2 and 3 complete20262026, quarter not statedDeveloper, government or newsconstructconnect.com
Salt Lake CityJoule AI data center and energy campusCampus starts providing power20262026, quarter not statedDeveloper, government or newsabc4.com
San AntonioCinco data center campusMoved from Q4 2025; full campus 2027First 60 MW phase online20262026, quarter not statedDeveloper, government or newsdatacenterdynamics.com
Dallas-Fort WorthPowerHouse and Provident Grand Prairie campusAn earlier report had May 2026First building energizedQ1 2027Q3 2026 to Q1 2027Project databasebaxtel.com
PhoenixMenlo Digital Ahwatukee campus257 MW across five buildingsFirst data hall complete; substation by end of 2026early 2027Q3 2026 to Q1 2027Developer, government or newsabc15.com
ChicagoT5 Chicago IV (Cornerstone business park)First power delivered, first building (800,000 sq ft)June 2027Q4 2026 to Q2 2027Developer, government or newsdailyherald.com
San AntonioCyrusOne data center west of CastrovilleFrom a state filing as reported; second building laterSAT14A projected finishJune 2027Q4 2026 to Q2 2027Project databasebaxtel.com
ColumbusEdgeConneX New Albany campusPhase II (700,000 sq ft) substantially completeQ3 2027Q1 2027 to Q3 2027Developer, government or newsdatacenterdynamics.com
ChicagoProject VectorPhase 1 building (980,000 sq ft) builtend of 2027Q2 2027 to Q4 2027Developer, government or newsshawlocal.com
HillsboroStack Hillsboro campus expansion (POR03)POR03D (25 MW) completeQ4 2027Q2 2027 to Q4 2027Developer, government or newsdatacenterdynamics.com
AtlantaDC BLOX Atlanta West Hyperscale CampusBuilding A, second phase delivered20272027, quarter not statedDeveloper, government or newsdatacenterdynamics.com
ColumbusVantage Millersport campusConstruction to continue into early 2030First building live; construction began May 202620272027, quarter not statedDeveloper, government or newsdatacenterdynamics.com
ColumbusAmazon Marysville Innovation Park campusInitial building complete20272027, quarter not statedDeveloper, government or newsdatacenterdynamics.com
Northern VirginiaDevlin Technology ParkNo construction reported as of October 2026Valley One building20272027, quarter not statedProject databasebaxtel.com
San AntonioCloudBurst data center campusFirst 400 MW phase finished20272027, quarter not statedDeveloper, government or newsdatacenterdynamics.com
AtlantaDC BLOX Atlanta West Hyperscale CampusBuilding B deliveredearly 2028Q3 2027 to Q1 2028Developer, government or newsdatacenterdynamics.com
Northern VirginiaEdgeCore CulpeperPower delivery (216 MW to start)early 2028Q3 2027 to Q1 2028Developer, government or newstelecomtalk.info
Dallas-Fort WorthDallas-Talty campusFirst customers move in; site work from early 2027late 2028Q2 2028 to Q4 2028Developer, government or newsnbcdfw.com
ChicagoProject VectorPhase 2 building (515,000 sq ft) built20282028, quarter not statedDeveloper, government or newsshawlocal.com
ChicagoEquinix Minooka campusFull opening by 2031Partial opening; construction to begin 202720282028, quarter not statedDeveloper, government or newsshawlocal.com
Salt Lake CityTract Eagle Mountain land (Pole Canyon Technology Park)Power delivery (more than 400 MW)20282028, quarter not statedDeveloper, government or newsutahbusiness.com
AtlantaDC BLOX Atlanta West Hyperscale CampusBuilding C deliveredearly 2029Q3 2028 to Q1 2029Developer, government or newsdatacenterdynamics.com
ChicagoProject CardinalEach later building phase within 24 months of its groundbreakingFirst building in operation20292029, quarter not statedDeveloper, government or newsdatacenterdynamics.com
HillsboroAligned Hillsboro PDX-01 and PDX-02PDX-02 (36 MW) built20292029, quarter not statedProject databasebaxtel.com
ChicagoProject VectorPhase 3 building (980,000 sq ft) built20302030, quarter not statedDeveloper, government or newsshawlocal.com

Workforce estimates

These are estimates. Named builds that state both a peak workforce and capacity give a range of about 1.9 to 5.3 workers per MW. We apply that range to each phase with a stated size. The real figure depends on the building design, the schedule and how much work is done off site.

Published peak workforce on named data center builds
Named buildPeak workforceMWWorkers per MWSource
Abilene campus (Oracle, OpenAI, Crusoe), Texasmore than 6,400 on site every day1,2005.3arrington.house.gov
Meta Richland Parish, Louisiana5,000 planned peak2,6001.9ibew.org
Aligned IAD-06, Frederick, Maryland (Turner)345 workers at topping out724.8turnerconstruction.com
Microsoft Mount Pleasant, Wisconsinmore than 2,960 jobs at peak activityNot statedlocal.microsoft.com
Typical Virginia facility (JLARC)about 1,500 workers on site per facility at peakNot statedjlarc.virginia.gov
Estimated peak construction workforce by phase, from stated phase size
MarketProject and phasePhase MWTargetEstimated peak workers
AtlantaDC BLOX Atlanta West Hyperscale CampusBuilding A, first 40 MW phase delivered40202677 to 213
AtlantaDC BLOX Atlanta West Hyperscale CampusBuilding A, second phase delivered40202777 to 213
AtlantaDC BLOX Atlanta West Hyperscale CampusBuilding B delivered40early 202877 to 213
AtlantaDC BLOX Atlanta West Hyperscale CampusBuilding C delivered80early 2029154 to 427
ColumbusMeta New Albany campus (Prometheus)Campus online1,00020261,923 to 5,333
Dallas-Fort WorthDFW7 campus, Asphalt DriveCompletion of first phase (about 70 MW initial IT)70Q1 2026135 to 373
Dallas-Fort WorthDFW04 campus, Aledo and Chapin School roadsBuilding 1 end of construction48January 202692 to 256
Dallas-Fort WorthDallas-Talty campusFirst customers move in; site work from early 202736late 202869 to 192
HillsboroStack Hillsboro campus expansion (POR03)POR03D (25 MW) complete25Q4 202748 to 133
Salt Lake CityTract Eagle Mountain land (Pole Canyon Technology Park)Power delivery (more than 400 MW)4002028769 to 2,133
San AntonioCinco data center campusFirst 60 MW phase online602026115 to 320
San AntonioStream San Antonio III campusFirst building (40 MW) occupancy40Q2 202577 to 213
San AntonioCloudBurst data center campusInitial 50 MW live50Q4 202696 to 267
San AntonioCloudBurst data center campusFirst 400 MW phase finished4002027769 to 2,133
Northern VirginiaEdgeCore CulpeperPower delivery (216 MW to start)216early 2028415 to 1,152

Meta's 1 GW New Albany figure is the announced campus total, so its estimate covers the whole campus rather than one building.

Metro electricians

The IBEW says electrical work takes 45% to 70% of a data center construction budget (IBEW, May 2025). BLS counts every electrician in the metro, on every kind of job, as of May 2025.

Electricians employed in four data center metros, May 2025
MarketBLS metroElectricians, May 2025Targets 2026 to 2028
Northern VirginiaWashington metro16,5802
Dallas-Fort WorthDallas-Fort Worth20,9305
PhoenixPhoenix17,2401
AtlantaAtlanta13,4303

Employment figures are from our trades pay article, which also has HVAC and line worker counts. We have not pulled the other five metros yet.

Hiring impact

  • Commissioning hires have to be in place before the window opens, which is the quarter before the one shown. The hiring timeline covers the order.
  • Where two or more sites in one market share a window, they compete for the same commissioning agents and controls engineers, and candidates from outside the market need per diem and travel terms settled early.
  • Construction crews move site to site, so a target that slips delays the crew's next start.

Method and limits

  • Sites come from our data center project trackers. Targets were taken from each site's source page and one or two searches, recorded as stated.
  • "Developer, government or news" means the target was stated by the developer, a public body or a news report. "Project database" means it comes from a project-tracking site and we found no statement behind it.
  • The commissioning window rule and the workers-per-MW range are ours, built from the published figures cited above. Both are labeled as estimates wherever they appear.
  • No commissioning headcount per site exists in print. The column stays empty until our survey has enough answers.
  • Download the targets as CSV. Free to reuse with credit to Critical Path Hiring. Data as of October 2026.

Questions

When do data center projects hire commissioning teams?
Commissioning engineers, technicians and controls people start before Level 3 startup and run through Level 5 integrated systems testing, which ends at energization or handover. Published durations put Level 5 testing alone at four to six weeks for an air-cooled hall and ten to fourteen weeks for a liquid-cooled AI hall. We show each site's commissioning window as the quarter of its stated target and the two quarters before it.
How many construction workers does a data center build need at peak?
Named builds give a range. Meta's Richland Parish campus planned a 5,000-worker peak for 2,600 MW, about 1.9 per MW. The Abilene campus reported more than 6,400 workers a day for 1,200 MW, about 5.3 per MW. Virginia's legislative audit office put a typical building at about 1,500 at peak. We apply the named-build range to each site's stated phase size and label the result an estimate.
Which markets have the most data center deliveries due in 2027?
In our trackers, Northern Virginia (1), Dallas-Fort Worth (1), Phoenix (1), Atlanta (1), Columbus (3), San Antonio (2), Hillsboro (1), Chicago (2) have stated targets in 2027.
Czarina Tabayoyong, founder of Critical Path Hiring

Czarina Tabayoyong

Founder and principal recruiter, Critical Path Hiring. Czarina recruits commissioning, MEP, power and critical facilities people for data center builds. She previously recruited cloud and data center architecture talent at AWS Professional Services, and PMO and project delivery talent for hyperscale data center campuses in Texas and Virginia.

More about Czarina · LinkedIn

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